Precision wirewound single-turn rotary potentiometer conforming to MIL-R-12934 standards, features an integrated anti-rotation rear locking terminal array layout, 1.25 Kilohm (122 / 1200 Ohm base) nominal resistive element track value, +/-5% standard resistance tolerance, 2-watt continuous power rating threshold at 70°C, 1/4-inch diameter smooth stainless steel control shaft, internal gold-plated wiper assembly with high-vibration spring tensioning, ruggedized non-magnetic anodized aluminum servo/bushing housing enclosure architecture designed for tactical control decks and legacy military analog tracking computers. Unit Sourcing Compatibility: This component came out of automated navigation decks, weapon-aiming modules, and servo-loop feedback systems managed under CAGE Code 24931. Exact Industry Equals: Spectrol 24931-28JS122-2 and Vishay Spectrol 28JS122-2. [1]